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1463
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #include "../../Framework/OpenGL/OpenGLIncludes.h"
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23 #include "QStoneOpenGlWidget.h"
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24
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25 #include <QMouseEvent>
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26
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27 using namespace OrthancStone;
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28
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29 void QStoneOpenGlWidget::initializeGL()
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30 {
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31 glewInit();
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32 }
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33
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34 void QStoneOpenGlWidget::MakeCurrent()
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35 {
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36 this->makeCurrent();
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37 }
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38
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39 void QStoneOpenGlWidget::resizeGL(int w, int h)
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40 {
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41
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42 }
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43
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44 void QStoneOpenGlWidget::paintGL()
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45 {
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46 if (compositor_)
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47 {
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48 compositor_->Refresh();
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49 }
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50 doneCurrent();
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51 }
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52
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53 void ConvertFromPlatform(
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54 OrthancStone::GuiAdapterMouseEvent& guiEvent,
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55 PointerEvent& pointerEvent,
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56 const QMouseEvent& qtEvent,
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57 const IViewport& viewport)
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58 {
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59 guiEvent.targetX = qtEvent.x();
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60 guiEvent.targetY = qtEvent.y();
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61 pointerEvent.AddPosition(viewport.GetPixelCenterCoordinates(guiEvent.targetX, guiEvent.targetY));
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62
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63 switch (qtEvent.button())
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64 {
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65 case Qt::LeftButton: guiEvent.button = OrthancStone::GUIADAPTER_MOUSEBUTTON_LEFT; break;
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66 case Qt::MiddleButton: guiEvent.button = OrthancStone::GUIADAPTER_MOUSEBUTTON_MIDDLE; break;
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67 case Qt::RightButton: guiEvent.button = OrthancStone::GUIADAPTER_MOUSEBUTTON_RIGHT; break;
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68 default:
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69 guiEvent.button = OrthancStone::GUIADAPTER_MOUSEBUTTON_LEFT;
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70 }
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71
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72 if (qtEvent.modifiers().testFlag(Qt::ShiftModifier))
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73 {
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74 guiEvent.shiftKey = true;
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75 }
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76 if (qtEvent.modifiers().testFlag(Qt::ControlModifier))
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77 {
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78 guiEvent.ctrlKey = true;
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79 }
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80 if (qtEvent.modifiers().testFlag(Qt::AltModifier))
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81 {
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82 guiEvent.altKey = true;
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83 }
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84 }
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85
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86 void QStoneOpenGlWidget::mouseEvent(QMouseEvent* qtEvent, OrthancStone::GuiAdapterHidEventType guiEventType)
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87 {
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88 OrthancStone::GuiAdapterMouseEvent guiEvent;
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89 PointerEvent pointerEvent;
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90 ConvertFromPlatform(guiEvent, pointerEvent, *qtEvent, *this);
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91 guiEvent.type = guiEventType;
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92
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93 if (sceneInteractor_.get() != NULL && compositor_.get() != NULL)
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94 {
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95 sceneInteractor_->OnMouseEvent(guiEvent, pointerEvent);
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96 }
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97
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98 // force redraw of the OpenGL widget
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99 update();
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100 }
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101
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102 void QStoneOpenGlWidget::mousePressEvent(QMouseEvent* qtEvent)
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103 {
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104 mouseEvent(qtEvent, GUIADAPTER_EVENT_MOUSEDOWN);
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105 }
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106
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107 void QStoneOpenGlWidget::mouseMoveEvent(QMouseEvent* qtEvent)
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108 {
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109 mouseEvent(qtEvent, GUIADAPTER_EVENT_MOUSEMOVE);
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110 }
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111
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112 void QStoneOpenGlWidget::mouseReleaseEvent(QMouseEvent* qtEvent)
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113 {
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114 mouseEvent(qtEvent, GUIADAPTER_EVENT_MOUSEUP);
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115 }
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116
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117 void ConvertFromPlatform(
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118 OrthancStone::GuiAdapterKeyboardEvent& guiEvent,
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119 const QKeyEvent& qtEvent)
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120 {
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121 if (qtEvent.text().length() > 0)
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122 {
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123 guiEvent.sym[0] = qtEvent.text()[0].cell();
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124 }
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125 else
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126 {
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127 guiEvent.sym[0] = 0;
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128 }
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129 guiEvent.sym[1] = 0;
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130
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131 if (qtEvent.modifiers().testFlag(Qt::ShiftModifier))
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132 {
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133 guiEvent.shiftKey = true;
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134 }
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135 if (qtEvent.modifiers().testFlag(Qt::ControlModifier))
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136 {
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137 guiEvent.ctrlKey = true;
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138 }
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139 if (qtEvent.modifiers().testFlag(Qt::AltModifier))
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140 {
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141 guiEvent.altKey = true;
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142 }
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143
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144 }
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145
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146
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147 bool QStoneOpenGlWidget::keyEvent(QKeyEvent* qtEvent, OrthancStone::GuiAdapterHidEventType guiEventType)
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148 {
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149 bool handled = false;
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150 OrthancStone::GuiAdapterKeyboardEvent guiEvent;
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151 ConvertFromPlatform(guiEvent, *qtEvent);
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152 guiEvent.type = guiEventType;
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153
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154 if (sceneInteractor_.get() != NULL && compositor_.get() != NULL)
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155 {
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156 handled = sceneInteractor_->OnKeyboardEvent(guiEvent);
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157
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158 if (handled)
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159 {
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160 // force redraw of the OpenGL widget
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161 update();
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162 }
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163 }
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164 return handled;
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165 }
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166
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167 void QStoneOpenGlWidget::keyPressEvent(QKeyEvent *qtEvent)
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168 {
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169 bool handled = keyEvent(qtEvent, GUIADAPTER_EVENT_KEYDOWN);
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170 if (!handled)
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171 {
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172 QOpenGLWidget::keyPressEvent(qtEvent);
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173 }
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174 }
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175
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176 void QStoneOpenGlWidget::keyReleaseEvent(QKeyEvent *qtEvent)
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177 {
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178 bool handled = keyEvent(qtEvent, GUIADAPTER_EVENT_KEYUP);
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179 if (!handled)
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180 {
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181 QOpenGLWidget::keyPressEvent(qtEvent);
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182 }
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183 }
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184
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185 void QStoneOpenGlWidget::wheelEvent(QWheelEvent *qtEvent)
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186 {
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187 OrthancStone::GuiAdapterWheelEvent guiEvent;
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188 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
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189
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190 // force redraw of the OpenGL widget
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191 update();
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192 }
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